49s^2-81d^2=

Solution for 49s^2-81d^2= equation:

Simplifying
49s2 + -81d2 = 0

Reorder the terms:
-81d2 + 49s2 = 0

Solving
-81d2 + 49s2 = 0

Solving for variable 'd'.

Move all terms containing d to the left, all other terms to the right.

Add '-49s2' to each side of the equation.
-81d2 + 49s2 + -49s2 = 0 + -49s2

Combine like terms: 49s2 + -49s2 = 0
-81d2 + 0 = 0 + -49s2
-81d2 = 0 + -49s2
Remove the zero:
-81d2 = -49s2

Divide each side by '-81'.
d2 = 0.6049382716s2

Simplifying
d2 = 0.6049382716s2

Take the square root of each side:
d = {-0.777777778s, 0.777777778s}